diff --git a/src/executors/web_socket_executors.rs b/src/executors/web_socket_executors.rs
index 3d71bc2f1..a3b28d7e1 100644
--- a/src/executors/web_socket_executors.rs
+++ b/src/executors/web_socket_executors.rs
@@ -1,15 +1,39 @@
+use std::borrow::Cow;
+
 use actix::prelude::*;
 use actix::AsyncContext;
 use actix_web_actors::ws;
 use pyo3::prelude::*;
+use pyo3::types::PyString;
 use pyo3_asyncio::TaskLocals;
 
 use crate::types::function_info::FunctionInfo;
 use crate::websockets::WebSocketConnector;
 
+pub enum WsMsgIn<'a> {
+    String(String),
+    Bytes(Cow<'a, [u8]>),
+}
+
+impl <'a>Default for WsMsgIn<'a> {
+    fn default() -> Self {
+        WsMsgIn::String(Default::default())
+    }
+}
+
+
+impl <'a>IntoPy<PyObject> for WsMsgIn<'a> {
+    fn into_py(self, py: Python<'_>) -> PyObject {
+        match self {
+            WsMsgIn::String(val) => val.into_py(py),
+            WsMsgIn::Bytes(val) => val.into_py(py),
+        }
+    }
+}
+
 fn get_function_output<'a>(
     function: &'a FunctionInfo,
-    fn_msg: Option<String>,
+    fn_msg: Option<WsMsgIn>,
     py: Python<'a>,
     ws: &WebSocketConnector,
 ) -> Result<&'a PyAny, PyErr> {
@@ -57,9 +81,10 @@ fn get_function_output<'a>(
     }
 }
 
+
 pub fn execute_ws_function(
     function: &FunctionInfo,
-    text: Option<String>,
+    text: Option<WsMsgIn>,
     task_locals: &TaskLocals,
     ctx: &mut ws::WebsocketContext<WebSocketConnector>,
     ws: &WebSocketConnector,
diff --git a/src/websockets/mod.rs b/src/websockets/mod.rs
index 51f51a47c..aa45794c9 100644
--- a/src/websockets/mod.rs
+++ b/src/websockets/mod.rs
@@ -1,6 +1,6 @@
 pub mod registry;
 
-use crate::executors::web_socket_executors::execute_ws_function;
+use crate::executors::web_socket_executors::{execute_ws_function, WsMsgIn};
 use crate::types::function_info::FunctionInfo;
 use crate::types::multimap::QueryParams;
 use registry::{Close, SendMessageToAll, SendText};
@@ -17,6 +17,7 @@ use pyo3_asyncio::TaskLocals;
 use uuid::Uuid;
 
 use registry::{Register, WebSocketRegistry};
+use std::borrow::Cow;
 use std::collections::HashMap;
 
 /// Define HTTP actor
@@ -90,13 +91,23 @@ impl StreamHandler<Result<ws::Message, ws::ProtocolError>> for WebSocketConnecto
                 let function = self.router.get("message").unwrap();
                 execute_ws_function(
                     function,
-                    Some(text.to_string()),
+                    Some(WsMsgIn::String(text.to_string())),
+                    &self.task_locals,
+                    ctx,
+                    self,
+                );
+            }
+            Ok(ws::Message::Binary(bin)) => {
+                debug!("Bin data received");
+                let function = self.router.get("message").unwrap();
+                execute_ws_function(
+                    function,
+                    Some(WsMsgIn::Bytes(Cow::from(bin.to_vec()))),
                     &self.task_locals,
                     ctx,
                     self,
                 );
             }
-            Ok(ws::Message::Binary(bin)) => ctx.binary(bin),
             Ok(ws::Message::Close(_close_reason)) => {
                 debug!("Socket was closed");
                 let function = self.router.get("close").unwrap();